[RE-wrenches] Magnum System - Discharged Battery Bank

[Corey Shalanski]

FYI, the batteries are Discover Energy EV4DA-A (VRLA - AGM, I believe).


On Wed, Dec 17, 2014 at 12:13 PM, <danbob88 at gmail.com> wrote:
>
>
> Interesting mystery, and great discussion.
> I'm leaning towards a battery cell problem too. Corey mentions 3 strings of
> 4 "12v" batteries -- what are these 12v batteries exactly?
> I've seen issues in the past that convince me a couple parallel battery
> strings are a good thing (but not too many strings); in an open-cell
> failure mode the parallel string keeps the battery bank from
> 'disappearing.'
>
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